Earnings Per Common Share

12 Months Ended

Dec. 31, 2015

Historical share and per share data (except for shares on the balance sheet) give retroactive effect to the 2-for-1 stock split discussed in Note 14, “Shareholders’ Equity.”



		December 31
($ in millions, except per share amounts)		2015		2014		2013
Earnings per common share (attributable to PPG)
	Income from continuing operations, net of tax	$	1,405	$	1,133	$	950
	Income from discontinued operations, net of tax	$	1	$	969	$	2,281
	Net income (attributable to PPG)	$	1,406	$	2,102	$	3,231
	Weighted average common shares outstanding	271.4		276.6		286.8
	Effect of dilutive securities:
	Stock options	1.0		1.4		1.6
	Other stock compensation plans	1.2		1.6		1.8
	Potentially dilutive common shares	2.2		3.0		3.4
	Adjusted weighted average common shares outstanding	273.6		279.6		290.2
	Earnings per common share (attributable to PPG):
	Income from continuing operations, net of tax	$	5.18	$	4.10	$	3.31
	Income from discontinued operations, net of tax	$	—	$	3.50	$	7.96
	Net income (attributable to PPG)	$	5.18	$	7.60	$	11.27
Earnings per common share - assuming dilution (attributable to PPG)
	Income from continuing operations, net of tax	$	5.14	$	4.05	$	3.27
	Income from discontinued operations, net of tax	$	—	$	3.47	$	7.86
	Net income (attributable to PPG)	$	5.14	$	7.52	$	11.13

There were 0.6 million outstanding stock options excluded in 2015 from the computation of diluted earnings per common share due to their anti-dilutive effect. There were no shares excluded in 2014 or 2013 from the computation of diluted earnings per common share due to their anti-dilutive effect.